Number Operations & Calculator Assessment

Evaluate $3+4\times 2$.

Calculate $(18-6)÷3+2^2$. Give the value.

Create a clear annotated answer on the canvas. Use a diagram, graph, flowchart, equation layout and/or concise labels to show your reasoning.

A calculator gives 0.3333333333 for a fraction. Explain why a student should not automatically write this as the exact answer.

Arrange the items in the correct order.

Why are brackets important?

What should you check on a calculator display?

How can magnitude be compared?

What does ≠ mean?

Arrange the items in the correct order.

Use the lesson knowledge to answer precisely: Why are brackets important?

Use the table to record your response.

A calculator display shows 4.8 as the answer to a money calculation in pounds, and shows 3.25 as the answer to a time calculation in hours. Give (a) the money amount in pence, and (b) the number of minutes shown after the 3 hours.

The temperature at 6 a.m. was $-5^{\circ }\mathrm{C}$. By 2 p.m. it had risen to $9^{\circ }\mathrm{C}$. By how many degrees did the temperature rise?